CN108155452A - A kind of assembling and setting device and method for microwave coaxial medium oscillating circuit - Google Patents
A kind of assembling and setting device and method for microwave coaxial medium oscillating circuit Download PDFInfo
- Publication number
- CN108155452A CN108155452A CN201711091896.9A CN201711091896A CN108155452A CN 108155452 A CN108155452 A CN 108155452A CN 201711091896 A CN201711091896 A CN 201711091896A CN 108155452 A CN108155452 A CN 108155452A
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- CN
- China
- Prior art keywords
- oscillating circuit
- assembling
- medium
- circuit board
- setting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/10—Dielectric resonators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2894—Aspects of quality control [QC]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
- H03B5/1864—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a dielectric resonator
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
Abstract
The invention discloses a kind of assembling and setting devices for microwave coaxial medium oscillating circuit, it is characterized in that, including metallic shield cavity, tuning tip power-up needle, medium oscillating circuit board are fixedly installed in the metallic enclosure body, electronic component, debugging capacitance are fixedly installed on the medium oscillating circuit board, dielectric resonator is further fixedly arranged on the medium oscillating circuit board, matched metallic shield cover board is additionally provided on the metallic shield cavity.The present invention also proposes a kind of assembling and setting method of the assembling and setting device for microwave coaxial medium oscillating circuit, by the sintering of medium oscillating circuit board in metallic enclosure body, by the length and the position that change dielectric oscillator, fine tuning debugs the size of capacitance and obtains oscillating circuit output frequency plus shielding cover board, it realizes and quick and precisely obtains target frequency, the curing of debugging characteristic value is then made to reach function of the consistency convenient for large-scale production.
Description
Technical field
The present invention relates to a kind of assembling and setting device and methods for microwave coaxial medium oscillating circuit, belong to microwave and mix
Close technical field of integrated circuits.
Background technology
Coaxial dielectric oscillation source has become microwave components indispensable in nearly all dual-use communication system.Its
Mainly as the local oscillator of communication complete machine, both can transmitting output be directly used as by power amplification, it can also be super outer
As the local oscillation signal of frequency converter in the transmitting of poor standard and receiver, moving for microwave spectrum is realized.Wherein, dielectric oscillator
Because the advantages such as its small, at low cost, small power consumption have more and more been applied.And in medium oscillating circuit because of working frequency
Height causes circuit components parasitic parameter easily significant change to be caused to bring debugging difficulty working frequency, wastes the time, makes
It is low into working efficiency, it is unfavorable for producing in enormous quantities.
Invention content
It is an object of the present invention to overcome defect of the existing technology, above-mentioned technical problem is solved, proposes that one kind is used for
The assembling and setting device and method of microwave coaxial medium oscillating circuit, can quick and precisely realize target frequency, then make debugging
Characteristic value curing reaches consistency convenient for large-scale production.
The present invention adopts the following technical scheme that:A kind of assembling and setting device for microwave coaxial medium oscillating circuit,
It is characterized in that, including metallic shield cavity, tuning tip power-up needle, medium oscillation electricity is fixedly installed in the metallic enclosure body
Road plate, is fixedly installed electronic component, debugging capacitance on the medium oscillating circuit board, on the medium oscillating circuit board also
Dielectric resonator is fixedly installed, matched metallic shield cover board is additionally provided on the metallic shield cavity.
The present invention also proposes a kind of assembling and setting method of the assembling and setting device for microwave coaxial medium oscillating circuit,
It is characterized in that, by the sintering of medium oscillating circuit board in metallic enclosure body, by the length and the position that change dielectric resonator
It puts, the size of fine tuning debugging capacitance obtains coaxial dielectric oscillating circuit on metallic shield cavity plus metallic shield cover board
Output frequency.
As a kind of preferred embodiment, the assembly method including coaxial dielectric oscillating circuit, coaxial dielectric oscillating circuit
Adjustment method.
As a kind of preferred embodiment, the assembly method of coaxial dielectric oscillating circuit specifically comprises the following steps:
Step SS11:Tuning tip is powered up needle and medium oscillating circuit board solder(ing) paste to be sintered in metallic enclosure body;
Step SS12:Electronic component and debugging capacitance solder(ing) paste are sintered on medium oscillating circuit board;
Step SS13:Dielectric resonator solder(ing) paste is sintered on medium oscillating circuit board.
As a kind of preferred embodiment, the sintering temperature of the solder(ing) paste in step SS11 is 213 degrees Celsius.
As a kind of preferred embodiment, the sintering temperature of the solder(ing) paste in step SS11 is 183 degrees Celsius.
As a kind of preferred embodiment, the sintering temperature of the solder(ing) paste in step SS11 is 160 degrees Celsius.
As a kind of preferred embodiment, the adjustment method of coaxial dielectric oscillating circuit specifically comprises the following steps:
Step SS21:By the coaxial dielectric oscillating circuit for assembling completion, energization is surveyed under the premise of determining no short-circuit rosin joint is checked
Examination;
Step SS22:When testing output frequency FX much smaller than target center frequency F0, then will be situated between with the heating of 160 degree celsius temperatures
Matter resonator is removed, and the length of dielectric resonator 2 is made to reduce 0.5mm, Ran Houzai with file file dielectric resonator one end open circuit surface
Honed dielectric resonator is sintered on medium oscillating circuit board with 160 degree celsius temperatures;
Step SS23:Whether power-on test output frequency FX then repeats to walk close to centre frequency F0 if it is determined that being still much smaller than
Rapid SS22, until output frequency FX is approached and less than the F0 and then length L of determining dielectric resonator, is transferred to step SS24;
Step SS24:Debugging capacitance monitoring output frequency FX is finely tuned when output frequency FX is close to centre frequency F0, makes its output
Frequency FX is less than the half of centre frequency F0 modulating bandwidths BW, then determines the capacitance C of debugging capacitance, is finally completed coaxial Jie
The assembling and debugging of matter oscillating circuit.
As a kind of preferred embodiment, step SS24 is further included:It is defeated by slowly powering up monitoring to tuning tip power-up needle
Go out the variation range i.e. modulating bandwidth BW of frequency FX.
The advantageous effect that the present invention is reached:The present invention solves existing medium oscillating circuit because working frequency height causes
Circuit components parasitic parameter easily causes significant change to bring debugging difficulty working frequency, wastes time more, causes work
Efficiency is low, the defects of being unfavorable for producing in enormous quantities, by the sintering of medium oscillating circuit board in metallic enclosure body, is situated between by changing
The length of matter oscillator and position, fine tuning debug the size of capacitance and obtain oscillating circuit output frequency plus shielding cover board,
It realizes and quick and precisely obtains target frequency, the curing of debugging characteristic value is then made to reach work(of the consistency convenient for large-scale production
Energy.
Description of the drawings
Fig. 1 is a kind of structure diagram of assembling and setting device for microwave coaxial medium oscillating circuit of the present invention.
Fig. 2 is the structure diagram of the front view of the metallic shield cover board of the present invention.
Fig. 3 is the structure diagram of the vertical view of the metallic shield cover board of the present invention.
The meaning marked in figure:1- metallic shield cover boards, 2- dielectric resonators, 3- metallic shield cavitys, 4- debugging capacitances,
5- tuning tips power up needle, 6- medium oscillating circuit boards.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention
Technical solution, and be not intended to limit the protection scope of the present invention and limit the scope of the invention.
As shown in Figure 1, Figure 2 and Figure 3, the present invention proposes that a kind of assembling and setting for microwave coaxial medium oscillating circuit fills
It puts, which is characterized in that including metallic shield cavity 3, tuning tip power-up needle 5 is fixedly installed in metallic shield cavity 3, medium shakes
Circuit board 6 is swung, electronic component, debugging capacitance 4 are fixedly installed on medium oscillating circuit board 6, is gone back on medium oscillating circuit board 6
Dielectric resonator 2 is fixedly installed, matched metallic shield cover board 1 is additionally provided on metallic shield cavity 3.
The present invention also proposes a kind of assembling and setting method of the assembling and setting device for microwave coaxial medium oscillating circuit,
It is characterized in that, being sintered medium oscillating circuit board 6 in metallic shield cavity 3, by change dielectric resonator 2 length and
Position, the size of fine tuning debugging capacitance 4 obtain coaxial dielectric oscillation electricity on metallic shield cavity 3 plus metallic shield cover board 1
The output frequency on road.
As a kind of preferred embodiment, the assembly method including coaxial dielectric oscillating circuit, coaxial dielectric oscillating circuit
Adjustment method.
As a kind of preferred embodiment, the assembly method of coaxial dielectric oscillating circuit specifically comprises the following steps:
Step SS11:Tuning tip is powered up needle 5 and medium oscillating circuit board 6 solder(ing) paste to be sintered in metallic shield cavity 3;
Step SS12:Electronic component and debugging capacitance 4 solder(ing) paste are sintered on medium oscillating circuit board 6;
Step SS13:The solder(ing) paste of dielectric resonator 2 is sintered on medium oscillating circuit board 6.
As a kind of preferred embodiment, the sintering temperature of the solder(ing) paste in step SS11 is 213 degrees Celsius.
As a kind of preferred embodiment, the sintering temperature of the solder(ing) paste in step SS11 is 183 degrees Celsius.
As a kind of preferred embodiment, the sintering temperature of the solder(ing) paste in step SS11 is 160 degrees Celsius.
As a kind of preferred embodiment, the adjustment method of coaxial dielectric oscillating circuit specifically comprises the following steps:
Step SS21:By the coaxial dielectric oscillating circuit for assembling completion, energization is surveyed under the premise of determining no short-circuit rosin joint is checked
Examination;
Step SS22:When testing output frequency FX much smaller than target center frequency F0, then will be situated between with the heating of 160 degree celsius temperatures
Matter resonator 2 is removed, and the length of dielectric resonator 2 is made to reduce 0.5mm with file file 2 one end open circuit surface of dielectric resonator, then
Honed dielectric resonator 2 is sintered on medium oscillating circuit board 6 with 160 degree celsius temperatures again;
Step SS23:Whether power-on test output frequency FX then repeats to walk close to centre frequency F0 if it is determined that being still much smaller than
Rapid SS22, until output frequency FX is approached and less than the F0 and then length L of determining dielectric resonator 2, is transferred to step SS24;
Step SS24:Debugging capacitance 4 is finely tuned when output frequency FX is close to centre frequency F0 and monitors output frequency FX, makes its output
Frequency FX is less than the half of centre frequency F0 modulating bandwidths BW, then determines the capacitance C of debugging capacitance 4, is finally completed coaxial
The assembling and debugging of medium oscillating circuit.
As a kind of preferred embodiment, step SS24 is further included:By powering up needle 5 to tuning tip, slowly power-up monitoring is defeated
Go out the variation range i.e. modulating bandwidth BW of frequency FX.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformation can also be made, these are improved and deformation
Also it should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of assembling and setting device for microwave coaxial medium oscillating circuit, which is characterized in that including metallic shield cavity
(3), the metallic shield cavity(3)Inside it is fixedly installed tuning tip power-up needle(5), medium oscillating circuit board(6), the medium
Oscillating circuit board(6)On be fixedly installed electronic component, debugging capacitance(4), the medium oscillating circuit board(6)On it is also fixed
It is provided with dielectric resonator(2), the metallic shield cavity(3)On be additionally provided with matched metallic shield cover board(1).
2. a kind of assembling and setting based on the assembling and setting device described in claim 1 for microwave coaxial medium oscillating circuit
Method, which is characterized in that by the medium oscillating circuit board(6)Sintering is in the metallic shield cavity(3)It is interior, by changing
State dielectric resonator(2)Length and position, finely tune the debugging capacitance(4)Size, in the metallic shield cavity(3)On
In addition the metallic shield cover board(1)Obtain the output frequency of coaxial dielectric oscillating circuit.
3. a kind of assembling and setting of assembling and setting device for microwave coaxial medium oscillating circuit according to claim 2
Method, which is characterized in that the assembly method including coaxial dielectric oscillating circuit, the adjustment method of coaxial dielectric oscillating circuit.
4. a kind of assembling and setting of assembling and setting device for microwave coaxial medium oscillating circuit according to claim 3
Method, which is characterized in that the assembly method of the coaxial dielectric oscillating circuit specifically comprises the following steps:
Step SS11:The tuning tip is powered up into needle(5)With the medium oscillating circuit board(6)It is sintered with solder(ing) paste in the gold
Belong to shielding cavity(3)It is interior;
Step SS12:By electronic component and the debugging capacitance(4)It is sintered with solder(ing) paste in the medium oscillating circuit board(6)
On;
Step SS13:By the dielectric resonator(2)It is sintered with solder(ing) paste in the medium oscillating circuit board(6)On.
5. a kind of assembling and setting of assembling and setting device for microwave coaxial medium oscillating circuit according to claim 4
Method, which is characterized in that the sintering temperature of the solder(ing) paste in the step SS11 is 213 degrees Celsius.
6. a kind of assembling and setting of assembling and setting device for microwave coaxial medium oscillating circuit according to claim 4
Method, which is characterized in that the sintering temperature of the solder(ing) paste in the step SS11 is 183 degrees Celsius.
7. a kind of assembling and setting of assembling and setting device for microwave coaxial medium oscillating circuit according to claim 4
Method, which is characterized in that the sintering temperature of the solder(ing) paste in the step SS11 is 160 degrees Celsius.
8. a kind of assembling and setting of assembling and setting device for microwave coaxial medium oscillating circuit according to claim 3
Method, which is characterized in that the adjustment method of the coaxial dielectric oscillating circuit specifically comprises the following steps:
Step SS21:By the coaxial dielectric oscillating circuit for assembling completion, energization is surveyed under the premise of determining no short-circuit rosin joint is checked
Examination;
Step SS22:When testing output frequency FX much smaller than target center frequency F0, then heated with 160 degree celsius temperatures by institute
State dielectric resonator(2)It removes, the dielectric resonator is filed with file(2)One end open circuit surface makes the dielectric resonator(2)'s
Length reduces 0.5mm, then again with 160 degree celsius temperatures by the honed dielectric resonator(2)Sintering is shaken in the medium
Swing circuit board(6)On;
Step SS23:Power-on test output frequency FX then repeats institute whether close to centre frequency F0, if it is determined that being still much smaller than
Step SS22 is stated, until output frequency FX is approached and less than F0 and then the determining dielectric resonator(2)Length L, be transferred to step
Rapid SS24;
Step SS24:The debugging capacitance is finely tuned when output frequency FX is close to centre frequency F0(4)Output frequency FX is monitored, is made
Its output frequency FX is less than the half of centre frequency F0 modulating bandwidths BW, then determines the debugging capacitance(4)Capacitance C,
It is finally completed the assembling and debugging of coaxial dielectric oscillating circuit.
9. a kind of assembling and setting of assembling and setting device for microwave coaxial medium oscillating circuit according to claim 5
Method, which is characterized in that the step SS24 is further included:By powering up needle to the tuning tip(5)Slowly power-up monitoring output
The variation range of frequency FX, that is, modulating bandwidth BW.
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CN201711091896.9A CN108155452B (en) | 2017-11-08 | 2017-11-08 | A kind of assembling and setting device and method for microwave coaxial medium oscillating circuit |
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CN108155452B CN108155452B (en) | 2019-08-20 |
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Cited By (1)
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CN112924780A (en) * | 2021-01-26 | 2021-06-08 | 安徽华东光电技术研究所有限公司 | Debugging device for microwave module and manufacturing method thereof |
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2017
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CN102324602A (en) * | 2011-09-01 | 2012-01-18 | 武汉虹信通信技术有限责任公司 | Inductance coupling device for TE01delta mode dielectric resonator |
CN204349969U (en) * | 2014-12-18 | 2015-05-20 | 安徽华东光电技术研究所 | A kind of Ku wave band dielectric oscillator |
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CN112924780A (en) * | 2021-01-26 | 2021-06-08 | 安徽华东光电技术研究所有限公司 | Debugging device for microwave module and manufacturing method thereof |
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Address after: 241002 Huaxia science and Technology Park, national high tech Development Zone, Wuhu City, Anhui Province Patentee after: ANHUI HUADONG PHOTOELECTRIC TECHNOLOGY INSTITUTE Co.,Ltd. Address before: 241002 Huaxia science and Technology Park, national high tech Development Zone, Wuhu City, Anhui Province Patentee before: Anhui Huadong Polytechnic Institute |
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